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Finding the Fourth Proportional to 25,858.56, 35,656.56 and 17,460.48

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Solution

The fourth proportional to 25,858.56, 35,656.56 and 17,460.48 is: 24,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,858.56 : 35,656.56 = 17,460.48 : x
  2. Step 2: Convert to fraction form
    25,858.56/35,656.56 = 17,460.48/x
  3. Step 3: Cross multiply
    25,858.56x = 35,656.56 × 17,460.48
  4. Step 4: Simplify right side
    25,858.56x = 622,580,652.75
  5. Step 5: Solve for x
    x = 622,580,652.75/25,858.56
  6. Step 6: Final answer
    x = 24,076.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.